21452003713

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1\times {\mathrm{37397}}^1$

素因数の和:37669

約数の個数: 24

約数和(自身を含む): 25989515712

約数和(自身を除く): 4537511999

約数列:

[1, 7, 19, 133, 227, 361, 1589, 2527, 4313, 30191, 37397, 81947, 261779, 573629, 710543, 4973801, 8489119, 13500317, 59423833, 94502219, 161293261, 1129052827, 3064571959, 21452003713]

約数ペア:

[(1, 21452003713), (7, 3064571959), (19, 1129052827), (133, 161293261), (227, 94502219), (361, 59423833), (1589, 13500317), (2527, 8489119), (4313, 4973801), (30191, 710543), (37397, 573629), (81947, 261779)]